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Learn Genetics

Authored by Lisa Thompson

Science

7th Grade

NGSS covered

Learn Genetics
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Media Image

An organism’s physical expression of a trait is called a(n)

dominant trait

genotype

phenotype

recessive trait

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Media Image

What is it called when both alleles in a genotype are the same?

Dominance

Heterozygous

Homozygous

Recessiveness

Tags

NGSS.HS-LS3-1

3.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Media Image

What is it called when the alleles in a genotype are different?

Dominance

Heterozygous

Homozygous

Recessiveness

Tags

NGSS.HS-LS3-2

4.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Media Image

Which pair of alleles is an example of homozygous recessive?

bb

BB

Bb

Tags

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Media Image

Which pair of alleles is an example of heterozygous alleles?

ll

LL

Ll

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Hair color, height, eye color and freckles are examples of human traits. What do we call the physical expression of the genetic material of an organism?

genetics

heredity

genotype

phenotype

Tags

NGSS.HS-LS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 7 pts

Media Image

Which pair of alleles is an example of homozygous dominant?

tt

TT

Tt

Tags

7.11(A), 7.11(B), 7.11(C)

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